Alright, let's work through 12062585 times 3145254 step by step
12062585 × 3145254 = 3145254 × (12062585)
+ 3145254 × 5 giving us 15726270
+ 3145254 × 80 that is equal 251620320
+ 3145254 × 500 that equals 1572627000
+ 3145254 × 2000 producing 6290508000
+ 3145254 × 60000 resulting in 188715240000
+ 3145254 × 000000 that results in 0
+ 3145254 × 2000000 what gives us 6290508000000
+ 3145254 × 10000000 what gives us 31452540000000

= 37939893721590
